
Transenergie SA

Powerchina Xibei Engineering Corp. Ltd.

MEVA Schalungs-Systeme GmbHBaden-Wurttemberg, Germany

Colfirmit Rajasil GmbH & Co KG

System Planning Corp. (United States)

Barrier Systems, Inc.

Yunnan Construction & Investment Holding Group Co., Ltd.

Beijing Zizhuhui Construction Services Co., Ltd.

ABC Building Systems (China) Co., Ltd.

Ford, Bacon & Davis LLCLouisiana, United States

China Railway No. 3 Engineering Group Co., Ltd.

Shenyang Yuanda Aluminium Industry Engineering Co., Ltd.